use of optical fibres in the commercial world is split
into
three
separate
classes: telecommunications (mainly
concentrating on high-performance
trunk
lines and area
networks); military and industrial (where the emphasis is
centred on digital communications and safety/security);
and local area networks
(LANs)
or integrated services
digital
networks
(ISDNs),
which are mainly used in the
business world.
More
than 50 per cent of today's optical fibre applica-
tions are in the telecommunications
field
and according
to a recent
report
by the
Kessler
Marketing Intelligence
[18],
the American optical fibre market is now expected
to increase b ...
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